| Harrow Weald to Palencia | 691.18 mi (1,112.34 km) |
| Harrow Weald to Palleja | 711.98 mi (1,145.82 km) |
| Harrow Weald to Palma | 843.97 mi (1,358.24 km) |
| Harrow Weald to Palma del Rio | 990.35 mi (1,593.81 km) |
| Harrow Weald to Palomares del Rio | 1,025.75 mi (1,650.78 km) |
| Harrow Weald to Palos de la Frontera | 1,043.57 mi (1,679.47 km) |
| Harrow Weald to Pamplona | 610.23 mi (982.06 km) |
| Harrow Weald to Paracuellos de Jarama | 778.60 mi (1,253.03 km) |
| Harrow Weald to Parla | 802.30 mi (1,291.18 km) |
| Harrow Weald to Paterna | 836.13 mi (1,345.61 km) |
| Harrow Weald to Peligros | 1,005.87 mi (1,618.79 km) |
| Harrow Weald to Penarroya-Pueblonuevo | 949.71 mi (1,528.42 km) |
| Harrow Weald to Petrel | 907.13 mi (1,459.88 km) |
| Harrow Weald to Picana | 840.73 mi (1,353.03 km) |
| Harrow Weald to Picasent | 845.92 mi (1,361.38 km) |
